Android Navigation TPMS With 4 Sensors Alarm System USB Android Car TPMS Wireless Transmission Tire Monitoring(Internal) Durable PMS for Android Car Player / Android GPS Navigation. The TPMS receiver can be connected to Android car DVD via USB port. Tire pressure and temperature data displaying on Android Car DVD screen. Sound Alarm via car speakers and screen alarm when abnormality occurs. Prevent tire burst, extend the tire's life and save fuel. Sensor wakes up automatically when tire starts running. Quickly update tire pressure and temperature data to Android TPMS App. Automatically sleep to save energy after parking. Internal Sensor: Working Temperature: -40-125 Working Frequency : 433.92MHZ Battery Life:3-5 Years Battery Model:CR2050W Tire monitoring range value:0 bar-8 bar External Sensor : Working Temperature: -20-60 Working Frequency :433.92MHZ Battery Life: 2-3 Years Battery Model:CR1632 Colour:black Material:plastic Package Contents: 1 x USB tire pressure monitor Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.